Antenna



FIG. 1 is a front elevation view of a first embodiment of an antenna;

FIG. 2 is a top plan view.

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a bottom perspective view thereof;

FIG. 5 is a front elevation view thereof, with the base in broken line removed;

FIG. 6 is a top plan view thereof;

FIG. 7 is a front elevation view of a second embodiment of an antenna;

FIG. 8 is a top plan view thereof;

FIG. 9 is a rear elevation view thereof;

FIG. 10 is a bottom perspective view thereof;

FIG. 11 is a front elevation view thereof, with the base in broken line removed;

FIG. 12 is a top plan view thereof;

FIG. 13 is a front elevation view of a third embodiment of an antenna:,

FIG. 14 is a top plan view thereof;

FIG. 15 is a rear elevation view thereof;

FIG. 16 is a bottom perspective view thereof;

FIG. 17 is a front elevation view thereof, with the base in broken line removed;

FIG. 18 is a top plan view thereof;

FIG. 19 is a front elevation view of a fourth embodiment of an antenna;

FIG. 20 is a top plan view thereof;

FIG. 21 is a rear elevation view thereof;

FIG. 22 is a bottom perspective view thereof;

FIG. 23 is a front elevation view thereof, with the base in broken line removed;

FIG. 24 is a top plan view thereof;

FIG. 25 is a front elevation view of a fifth embodiment of an antenna;

FIG. 26 is a top plan view thereof;

FIG. 27 is a rear elevation view thereof;

FIG. 28 is a bottom perspective view thereof;

FIG. 29 is a front elevation view thereof, with the base in broken line removed; and,

FIG. 30 is a top plan view thereof.

The broken lines showing a base represent environment and form no part of the claimed design. 

CLAIM The ornamental design for an antenna, as shown and described. 